*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body,.sidebar,.mobile-drawer{scrollbar-width:thin;scrollbar-color:rgba(63,81,181,.35) transparent}
::-webkit-scrollbar{width:3px;height:3px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(63,81,181,.32);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:rgba(63,81,181,.5)}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;color:#34495e;background:#fff;line-height:1.8}
a{color:#3f51b5;text-decoration:none}
a:hover{text-decoration:underline}
.layout{display:flex;min-height:100vh}
.sidebar{position:fixed;left:0;top:0;bottom:0;width:280px;border-right:1px solid #f0f0f0;background:#fff;overflow-y:auto;padding:22px 0}
.search-box{position:relative;height:52px;border-bottom:1px solid #f5f5f5;padding:0 18px;z-index:5;background:#fff}
.search-box input{width:100%;height:36px;border:0;outline:0;color:#6b7280;font-size:15px;background:#fafafa;border-radius:8px;padding:0 12px}
.search-results{display:none;position:absolute;left:18px;right:18px;top:43px;max-height:330px;overflow:auto;background:#fff;border:1px solid #edf0f5;border-radius:12px;box-shadow:0 18px 38px rgba(15,23,42,.12);padding:7px}
.search-results.show{display:block}
.search-result-item{display:block;padding:10px 11px;border-radius:9px;color:#34495e;text-decoration:none}
.search-result-item:hover{background:#f4f6ff;text-decoration:none}
.search-result-title{display:block;font-size:14px;font-weight:700;color:#2c3e50;line-height:1.4}
.search-result-desc{display:block;margin-top:3px;font-size:12px;color:#7b8794;line-height:1.5}
.search-empty{padding:13px 11px;color:#98a2b3;font-size:13px}
.side-logo{display:flex;justify-content:center;padding:20px 0 5px}
.side-logo:hover,.mobile-drawer-title:hover{text-decoration:none}
.side-logo-mark{width:58px;height:58px;border-radius:18px;object-fit:cover;}
.side-section{padding:0 18px 18px}
.side-title{font-size:15px;font-weight:700;color:#34495e;margin:16px 0 8px}
.side-link{display:block;color:#667085;font-size:14px;padding:5px 0 5px 18px}
.side-link:hover{color:#3f51b5;text-decoration:none}
.side-link.active{color:#3f51b5;background:#f4f6ff;border-radius:9px;font-weight:700;text-decoration:none}
.side-collapse-btn{width:100%;border:0;background:transparent;text-align:left;cursor:pointer;font-family:inherit;display:flex;align-items:center;justify-content:space-between}
.side-collapse-btn i{font-size:15px;color:#98a2b3;transition:.18s ease}
.side-collapse.open .side-collapse-btn i{transform:rotate(90deg);color:#3f51b5}
.side-sub{display:none;padding:2px 0 8px 14px}
.side-collapse.open .side-sub{display:block}
.side-sub .side-link{font-size:13px;padding-left:22px}
.content{width:100%;padding-left:280px}
.doc{max-width:1120px;margin:0 auto;padding:78px 64px 72px}
.hero{text-align:center;margin-bottom:66px}
.hero-logo{width:118px;height:118px;border-radius:30px;object-fit:cover;}
.hero h1{font-size:34px;margin:0 0 12px;color:#2c3e50;letter-spacing:.02em}
.hero p{max-width:790px;margin:0 auto 22px;color:#667085;font-size:16px}
.badges{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;height:22px;border-radius:4px;background:#4b5563;color:#fff;font-size:12px;font-weight:700;overflow:hidden}
.badge span{display:inline-flex;align-items:center;height:100%;padding:0 8px}
.badge strong{display:inline-flex;align-items:center;height:100%;padding:0 8px;background:#22c55e}
.badge.license strong{background:#26a69a}
.section{margin-bottom:54px;scroll-margin-top:28px}
.section h2{font-size:28px;line-height:1.3;color:#2c3e50;margin:0 0 18px;font-weight:800}
.section h3{font-size:20px;color:#34495e;margin:26px 0 12px}
.lead{font-size:16px;color:#4b5563;margin:0 0 18px}
.note{border-left:4px solid #3f51b5;background:#f8faff;padding:18px 22px;margin:20px 0;color:#5f6f82;border-radius:0 10px 10px 0;font-weight:600}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{border:1px solid #edf0f5;border-radius:16px;padding:20px;background:#fff;box-shadow:0 12px 34px rgba(15,23,42,.04)}
.card-icon{width:42px;height:42px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:#f0f4ff;color:#3f51b5;font-size:22px;margin-bottom:12px}
.card h3{margin:0 0 8px;color:#34495e;font-size:18px}
.card p{margin:0;color:#667085;font-size:14px}
.feature-list{padding-left:18px;margin:10px 0 0;color:#5f6f82;font-size:14px}
.feature-list li{margin:4px 0}
.demo-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.template-demo-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.demo-empty{padding:18px 22px;border-radius:14px;background:#f8fafc;color:#667085;border:1px dashed #d7dde8}
.link-card{display:flex;gap:14px;align-items:flex-start;border:1px solid #edf0f5;border-radius:16px;padding:18px;background:#fff;color:#34495e;transition:.18s ease}
.link-card:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(63,81,181,.09);text-decoration:none;border-color:#dbe3ff}
.link-card i{font-size:24px;color:#3f51b5;margin-top:2px}
.link-card strong{display:block;font-size:16px;color:#34495e;margin-bottom:2px}
.link-card span{display:block;font-size:13px;color:#7b8794}
.portal-action-card{width:100%;font:inherit;text-align:left;cursor:pointer}
.legal-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.legal-item{border:1px solid #edf0f5;border-radius:14px;padding:16px 18px;background:#fff}
.legal-item strong{display:block;color:#2c3e50;margin-bottom:4px}
.legal-item span{display:block;color:#667085;font-size:14px}
.doc-stack{border:1px solid #edf0f5;border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 12px 30px rgba(15,23,42,.035)}
.doc-panel{display:grid;grid-template-columns:230px minmax(0,1fr);border-bottom:1px solid #edf0f5;scroll-margin-top:28px;background:#fff}
.doc-panel:last-child{border-bottom:0}
.doc-title{grid-column:1;grid-row:1;display:flex;gap:10px;align-items:center;margin:0;padding:20px 22px 6px;background:#f8fafc;border-right:1px solid #edf0f5}
.doc-title i{color:#3f51b5;display:inline-flex;align-items:center;justify-content:center;font-size:21px;line-height:1}
.doc-title h3{margin:0;font-size:18px;color:#2c3e50}
.doc-desc{grid-column:1;grid-row:2;margin:0;padding:0 22px 20px;background:#f8fafc;border-right:1px solid #edf0f5;color:#718096;font-size:13px;line-height:1.75}
.doc-items{grid-column:2;grid-row:1 / span 2;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 28px;padding:18px 24px}
.doc-item{display:grid;grid-template-columns:96px minmax(0,1fr);gap:12px;align-items:start;padding:7px 0;border-bottom:1px dashed #edf0f5;color:#667085;line-height:1.7}
.doc-item:before{display:none}
.doc-item strong{display:block;color:#34495e;margin:0;font-size:14px}
.doc-item span{display:block;color:#667085;font-size:14px}
.trouble-doc{max-width:920px}
.trouble-block{margin:34px 0 0;scroll-margin-top:28px}
.trouble-block h3{margin:0 0 14px;font-size:26px;line-height:1.35;color:#2c3e50}
.trouble-block p{margin:0 0 14px;color:#4b5563;line-height:1.9}
.demand-hall-entry{display:grid;grid-template-columns:52px minmax(0,1fr) auto;align-items:center;gap:18px;margin-top:34px;padding:22px 24px;border:1px solid #dbe3ff;border-radius:16px;background:linear-gradient(135deg,#f7f9ff 0%,#fff 72%);color:#34495e;box-shadow:0 14px 34px rgba(63,81,181,.07);scroll-margin-top:28px;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}
.demand-hall-entry:hover{transform:translateY(-2px);border-color:#bdc9ff;box-shadow:0 18px 40px rgba(63,81,181,.11);text-decoration:none}
.demand-hall-entry:focus-visible{outline:2px solid #3f51b5;outline-offset:3px}
.demand-hall-entry-icon{display:flex;width:52px;height:52px;align-items:center;justify-content:center;border:1px solid #dbe3ff;border-radius:15px;background:#eef2ff;color:#3f51b5;font-size:25px}
.demand-hall-entry-content{min-width:0}
.demand-hall-entry-content small{display:block;margin-bottom:4px;color:#6574c4;font-size:12px;font-weight:700;letter-spacing:.05em}
.demand-hall-entry-content h3{margin:0 0 5px;color:#2c3e50;font-size:20px;line-height:1.35}
.demand-hall-entry-content p{margin:0;color:#667085;font-size:14px;line-height:1.75}
.demand-hall-entry-action{display:flex;flex-direction:column;align-items:flex-end;gap:5px;white-space:nowrap}
.demand-hall-entry-action strong{display:inline-flex;align-items:center;gap:6px;color:#3f51b5;font-size:14px}
.demand-hall-entry-action i{transition:transform .18s ease}
.demand-hall-entry:hover .demand-hall-entry-action i{transform:translateX(3px)}
@media(prefers-reduced-motion:reduce){.demand-hall-entry,.demand-hall-entry-action i{transition:none}.demand-hall-entry:hover{transform:none}.demand-hall-entry:hover .demand-hall-entry-action i{transform:none}}
.trouble-list{margin:12px 0 0;padding-left:22px;color:#4b5563;line-height:1.9}
.trouble-list li{margin:5px 0}
.trouble-callout{border-left:4px solid #3f51b5;background:#f8faff;border-radius:0 12px 12px 0;margin:18px 0 24px;padding:16px 20px;color:#4b5563;font-weight:700}
.api-dev-doc{margin-top:18px;border-top:1px solid #e5e7eb}
.api-dev-section{padding:26px 0;border-bottom:1px solid #e5e7eb;scroll-margin-top:28px}
.api-dev-section:last-child{border-bottom:0}
.api-dev-section h3{display:flex;align-items:center;gap:10px;margin:0 0 12px;color:#2c3e50;font-size:22px}
.api-dev-section h4{margin:22px 0 10px;color:#34495e;font-size:15px}
.api-dev-section p{margin:0 0 12px;color:#5f6f82}
.api-flow{margin:12px 0 0;padding-left:22px;color:#5f6f82}
.api-flow li{margin:7px 0}
.api-callout{border-left:3px solid #64748b;background:#f8fafc;padding:13px 15px;color:#5f6f82;margin:14px 0}
.api-endpoint-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:12px}
.api-endpoint-title{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.api-endpoint-title h3{margin:0}
.api-method{display:inline-flex;align-items:center;height:24px;padding:0 9px;border-radius:6px;background:#eef2ff;color:#3f51b5;font-size:12px;font-weight:800;letter-spacing:.04em}
.api-method.post{background:#ecfdf3;color:#16a34a}
.api-url-line{font-family:"SF Mono","Consolas","Monaco",monospace;font-size:13px;color:#475569;background:#f8fafc;border:1px solid #eef2f7;border-radius:10px;padding:9px 11px;overflow-wrap:anywhere}
.api-table{width:100%;border-collapse:collapse;border:1px solid #edf0f5;border-radius:12px;overflow:hidden;font-size:13px}
.api-table th,.api-table td{padding:10px 12px;border-bottom:1px solid #edf0f5;text-align:left;vertical-align:top}
.api-table th{background:#f8fafc;color:#34495e;font-weight:800}
.api-table tr:last-child td{border-bottom:0}
.api-required{color:#dc2626;font-weight:800}
.api-code{margin:10px 0 0;padding:15px 16px;border-radius:12px;background:#1f2937;color:#e5e7eb;font-size:13px;line-height:1.7;overflow:auto;max-width:100%}
.api-code code{font-family:"SF Mono","Consolas","Monaco",monospace;white-space:pre}
.api-two-col{display:grid;grid-template-columns:1fr;gap:16px}
.steps{counter-reset:step;margin:0;padding:0;display:grid;gap:14px}
.step{list-style:none;border:1px solid #edf0f5;border-radius:14px;padding:16px 18px 16px 54px;position:relative;color:#5f6f82;background:#fff}
.step:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:24px;height:24px;border-radius:50%;background:#3f51b5;color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}
.rewrite-grid{display:grid;gap:14px;margin:16px 0 0}
.rewrite-title{display:flex;align-items:center;gap:8px;margin:0 0 8px;color:#25364a;font-weight:800}
.rewrite-title span{font-size:12px;color:#7b8ba0;font-weight:500}
.code-wrap{position:relative;margin:0}
.code-block{margin:0;padding:18px;border-radius:14px;background:#1f2937;color:#e5e7eb;font-size:13px;line-height:1.7;overflow:auto;max-width:100%}
.copy-btn{position:absolute;right:10px;top:10px;border:0;border-radius:9px;padding:6px 10px;background:rgba(255,255,255,.10);color:#e5e7eb;font-size:12px;cursor:pointer;transition:.18s ease}
.copy-btn:hover{background:rgba(255,255,255,.18)}
.changelog-modal{position:fixed;inset:0;background:rgba(15,23,42,.58);backdrop-filter:blur(8px);z-index:80;display:none;align-items:center;justify-content:center;padding:22px}
.changelog-modal.show{display:flex}
.changelog-modal-content{width:100%;max-width:680px;max-height:84vh;background:#fff;border-radius:22px;box-shadow:0 30px 90px rgba(15,23,42,.24);overflow:hidden;display:flex;flex-direction:column}
.changelog-modal-header{position:relative;padding:24px 28px;background:linear-gradient(135deg,#3f51b5,#5b6fe9);color:#fff}
.changelog-modal-header h4{display:flex;align-items:center;gap:9px;margin:0 44px 5px 0;font-size:22px;line-height:1.35}
.changelog-modal-header p{margin:0;color:rgba(255,255,255,.78);font-size:13px}
.changelog-modal-close{position:absolute;right:18px;top:18px;width:36px;height:36px;border:0;border-radius:50%;background:rgba(255,255,255,.16);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.18s ease}
.changelog-modal-close:hover{background:rgba(255,255,255,.26)}
.changelog-modal-close i{font-size:20px}
.changelog-modal-body{padding:20px;overflow-y:auto;min-height:260px}
.changelog-item{padding:18px 18px 16px;background:#fbfcff;border:1px solid #edf0f5;border-left:4px solid #3f51b5;border-radius:16px;margin-bottom:14px}
.changelog-item:last-child{margin-bottom:0}
.changelog-item-header{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.changelog-version{display:inline-flex;align-items:center;gap:7px;background:#f0f4ff;color:#3f51b5;border-radius:999px;padding:5px 12px;font-size:13px;font-weight:800}
.changelog-date{font-size:13px;color:#98a2b3}
.changelog-title{font-size:16px;font-weight:800;color:#34495e;margin-bottom:8px}
.changelog-list{margin:0;padding-left:20px;color:#5f6f82;font-size:14px;line-height:1.9}
.changelog-list li{margin:2px 0}
.changelog-empty,.changelog-loading,.changelog-load-more,.changelog-no-more{text-align:center;color:#98a2b3}
.changelog-empty,.changelog-loading{padding:46px 20px}
.changelog-empty i,.changelog-loading i{display:block;font-size:38px;margin-bottom:10px;opacity:.6}
.changelog-loading i,.changelog-load-more i{animation:spin 1s linear infinite}
.changelog-load-more,.changelog-no-more{padding:15px 0;font-size:13px}
@keyframes spin{to{transform:rotate(360deg)}}
.version-notice{margin:12px 0 0;padding-left:24px;color:#34495e;font-size:15px;line-height:1.9}
.version-notice li{margin:0}
.contact-card{cursor:default}
.contact-card:hover{transform:none;box-shadow:none;border-color:#edf0f5}
.footer{border-top:1px solid #edf0f5;margin-top:56px;padding-top:24px;color:#7b8794;font-size:13px;text-align:center}
.footer-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:8px}
.footer-links a{display:inline-flex;align-items:center;gap:5px;color:#7b8794}
.footer-links img{width:16px;height:16px;object-fit:contain;display:inline-block}
.float-service{position:fixed;bottom:120px;right:28px;z-index:96}
.float-service-toggle{width:56px;height:56px;border-radius:50%;border:none;cursor:pointer;background:linear-gradient(135deg,#fbbf24 0%,#f59e0b 100%);color:#fff;font-size:24px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 32px rgba(251,191,36,.5);transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;z-index:10}
.float-service-toggle::before{content:'';position:absolute;inset:-4px;border-radius:50%;background:linear-gradient(135deg,#fbbf24 0%,#f59e0b 100%);opacity:.3;animation:servicePulse 2s ease-out infinite}
.float-service-toggle::after{content:'';position:absolute;inset:-8px;border-radius:50%;background:linear-gradient(135deg,#fbbf24 0%,#f59e0b 100%);opacity:.15;animation:servicePulse 2s ease-out infinite .5s}
@keyframes servicePulse{0%{transform:scale(1);opacity:.3}100%{transform:scale(1.4);opacity:0}}
.float-service-toggle:hover{transform:scale(1.1);box-shadow:0 12px 40px rgba(251,191,36,.6)}
.float-service-toggle i{transition:transform .4s}
.float-service.active .float-service-toggle i{transform:rotate(45deg)}
.float-service-menu{position:absolute;bottom:70px;right:0;display:flex;flex-direction:column;gap:14px;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .4s cubic-bezier(.4,0,.2,1)}
.float-service.active .float-service-menu{opacity:1;visibility:visible;transform:translateY(0)}
.float-service-item{position:relative;display:flex;align-items:center;justify-content:flex-end}
.float-service-item:nth-child(1){transition-delay:.05s}
.float-service-item:nth-child(2){transition-delay:.1s}
.float-service-item:nth-child(3){transition-delay:.15s}
.float-service-item:nth-child(4){transition-delay:.2s}
.float-service-item:nth-child(5){transition-delay:.25s}
.float-service-item:nth-child(6){transition-delay:.3s}
.float-service-item:nth-child(7){transition-delay:.35s}
.float-service-btn{width:50px;height:50px;border-radius:50%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:22px;transition:all .3s;position:relative;text-decoration:none;flex-shrink:0}
.float-service-btn.qq{background:linear-gradient(135deg,#12b7f5 0%,#0099ff 100%);color:#fff;box-shadow:0 6px 24px rgba(18,183,245,.4)}
.float-service-btn.qq-group{background:linear-gradient(135deg,#5b8ff9 0%,#3d6dd8 100%);color:#fff;box-shadow:0 6px 24px rgba(91,143,249,.4)}
.float-service-btn.wechat{background:linear-gradient(135deg,#2dc100 0%,#07c160 100%);color:#fff;box-shadow:0 6px 24px rgba(7,193,96,.4)}
.float-service-btn.telegram{background:linear-gradient(135deg,#2aabee 0%,#229ed9 100%);color:#fff;box-shadow:0 6px 24px rgba(42,171,238,.4)}
.float-service-btn.whatsapp{background:linear-gradient(135deg,#25d366 0%,#128c7e 100%);color:#fff;box-shadow:0 6px 24px rgba(37,211,102,.4)}
.float-service-btn.email{background:linear-gradient(135deg,#ea4335 0%,#c5221f 100%);color:#fff;box-shadow:0 6px 24px rgba(234,67,53,.4)}
.float-service-btn.phone{background:linear-gradient(135deg,#ff6b6b 0%,#ee5a5a 100%);color:#fff;box-shadow:0 6px 24px rgba(255,107,107,.4)}
.float-service-btn:hover{transform:scale(1.15);box-shadow:0 10px 30px rgba(0,0,0,.25);text-decoration:none}
.float-service-label{position:absolute;right:60px;background:#fff;padding:10px 16px;border-radius:12px;font-size:13px;font-weight:600;color:#2c3e50;white-space:nowrap;box-shadow:0 6px 24px rgba(0,0,0,.12);opacity:0;visibility:hidden;transform:translateX(10px);transition:all .3s}
.float-service-label::after{content:'';position:absolute;right:-6px;top:50%;transform:translateY(-50%);border-left:6px solid #fff;border-top:6px solid transparent;border-bottom:6px solid transparent}
.float-service-item:hover .float-service-label{opacity:1;visibility:visible;transform:translateX(0)}
.float-service-qrcode{position:absolute;right:60px;bottom:-20px;background:#fff;padding:16px;border-radius:16px;box-shadow:0 12px 40px rgba(0,0,0,.18);opacity:0;visibility:hidden;transform:translateX(10px) scale(.9);transition:all .3s;z-index:20}
.float-service-qrcode::before{content:'';position:absolute;right:-8px;bottom:40px;border-left:8px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent}
.float-service-item:hover .float-service-qrcode{opacity:1;visibility:visible;transform:translateX(0) scale(1)}
.float-service-qrcode img{width:150px;height:150px;border-radius:12px;display:block;border:1px solid #f0f0f0}
.float-service-qrcode-text{text-align:center;margin-top:12px;font-size:13px;color:#667085;font-weight:500}
.float-service-qrcode-text i{color:#16a34a;margin-right:4px}
.mobile-menu-toggle,.mobile-drawer-mask,.mobile-drawer{display:none}
@media (max-width: 1100px){
    .grid-4,.template-demo-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width: 980px){
    .sidebar{display:none}
    .content{padding-left:0}
    .doc{padding:32px 22px 86px}
    .mobile-menu-toggle{display:flex!important;position:fixed;left:18px;bottom:calc(18px + env(safe-area-inset-bottom));z-index:100;width:48px;height:48px;border:0;border-radius:50%;background:#3f51b5;color:#fff;align-items:center;justify-content:center;font-size:24px;box-shadow:0 16px 36px rgba(63,81,181,.28);cursor:pointer;pointer-events:auto;touch-action:manipulation;transform:translate3d(0,0,0);will-change:transform;contain:layout paint}
    .mobile-drawer-mask{display:block!important;position:fixed;inset:0;background:rgba(15,23,42,.46);z-index:98;opacity:0;visibility:hidden;transition:.2s ease}
    .mobile-drawer-mask.show{opacity:1;visibility:visible}
    .mobile-drawer{display:flex!important;position:fixed;left:0;top:0;bottom:0;width:286px;max-width:84vw;background:#fff;z-index:99;transform:translateX(-105%);transition:.24s ease;box-shadow:14px 0 42px rgba(15,23,42,.16);flex-direction:column}
    .mobile-drawer.show{transform:translateX(0)}
    .mobile-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 18px 14px;border-bottom:1px solid #edf0f5}
    .mobile-drawer-title{display:flex;align-items:center;gap:10px;font-weight:800;color:#2c3e50}
    .mobile-drawer-title img{width:34px;height:34px;border-radius:10px;object-fit:cover}
    .mobile-drawer-close{width:34px;height:34px;border:0;border-radius:50%;background:#f4f6ff;color:#3f51b5;font-size:18px;display:flex;align-items:center;justify-content:center}
    .mobile-drawer-search{position:relative;padding:10px 14px;border-bottom:1px solid #edf0f5;flex-shrink:0}
    .mobile-drawer-search input{width:100%;height:36px;border:1px solid #edf0f5;outline:0;color:#6b7280;font-size:14px;background:#fafafa;border-radius:8px;padding:0 12px;box-sizing:border-box}
    .mobile-search-results{display:none;position:absolute;left:14px;right:14px;top:50px;max-height:280px;overflow:auto;background:#fff;border:1px solid #edf0f5;border-radius:12px;box-shadow:0 12px 32px rgba(15,23,42,.12);padding:6px;z-index:10}
    .mobile-search-results.show{display:block}
    .mobile-drawer-nav{flex:1;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:12px 18px 28px}
    .mobile-drawer-group{font-size:13px;font-weight:800;color:#98a2b3;margin:12px 0 6px}
    .mobile-drawer-link{display:block;padding:9px 12px;border-radius:10px;color:#5f6f82;font-size:14px;text-decoration:none}
    .mobile-drawer-link:hover,.mobile-drawer-link.active{background:#f4f6ff;color:#3f51b5;text-decoration:none;font-weight:700}
    .demand-hall-entry{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:18px}
    .demand-hall-entry-icon{width:44px;height:44px;border-radius:13px;font-size:21px}
    .demand-hall-entry-content h3{font-size:18px}
    .demand-hall-entry-action{grid-column:2;align-items:flex-start;flex-direction:row;gap:10px;margin-top:-2px}
    .hero{margin:30px 0 46px}
    .grid,.grid-2,.grid-4,.demo-list,.legal-list,.doc-items,.api-two-col{grid-template-columns:1fr}
    .template-demo-list{grid-template-columns:repeat(2,minmax(0,1fr))}
    .doc-panel{grid-template-columns:1fr}
    .doc-title{grid-column:1;grid-row:auto;border-right:0;padding:18px 18px 5px}
    .doc-desc{grid-column:1;grid-row:auto;border-right:0;padding:0 18px 14px}
    .doc-items{grid-column:1;grid-row:auto;padding:12px 18px 18px}
    .doc-item{grid-template-columns:88px minmax(0,1fr)}
    .api-dev-section{padding:20px 16px}
    .api-endpoint-head{display:block}
    .api-url-line{margin-top:10px}
    .api-table{display:block;overflow-x:auto}
    .hero h1{font-size:28px}
    body{overflow-x:hidden}
    .api-code,.code-block{max-width:calc(100vw - 44px)}
    .float-service{right:18px;bottom:calc(88px + env(safe-area-inset-bottom));z-index:97}
    .float-service-toggle{width:50px;height:50px;font-size:22px}
    .float-service-btn{width:44px;height:44px;font-size:20px}
    .float-service-menu{bottom:62px;gap:10px}
    .float-service-label{display:none}
    .float-service-qrcode{right:54px;padding:12px}
    .float-service-qrcode img{width:120px;height:120px}
}